877805-22-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877805-22-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,8,0 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 877805-22:
(8*8)+(7*7)+(6*7)+(5*8)+(4*0)+(3*5)+(2*2)+(1*2)=216
216 % 10 = 6
So 877805-22-6 is a valid CAS Registry Number.